20183479368 has 48 divisors (see below), whose sum is σ = 54638719920. Its totient is φ = 6210300096.

The previous prime is 20183479361. The next prime is 20183479373. The reversal of 20183479368 is 86397438102.

It is a self number, because there is not a number n which added to its sum of digits gives 20183479368.

It is not an unprimeable number, because it can be changed into a prime (20183479361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2484046 + ... + 2492157.

It is an arithmetic number, because the mean of its divisors is an integer number (1138306665).

Almost surely, 2^20183479368 is an apocalyptic number.

It is an amenable number.

20183479368 is an abundant number, since it is smaller than the sum of its proper divisors (34455240552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20183479368 is a wasteful number, since it uses less digits than its factorization.

20183479368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976238 (or 4976221 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 20183479368 in words is "twenty billion, one hundred eighty-three million, four hundred seventy-nine thousand, three hundred sixty-eight".